let person = {
  name: "zs",
  get aliasName() {
    console.log("person中的this", this)
    return this.name + ":handsome"
  }
}
let proxy = new Proxy(person, {
  get(target, key, receiver) {
    console.log(`get ${key}`)
    return Reflect.get(target, key, receiver)
  }
})
// console.log(proxy.aliasName)
// console.log(proxy.name)
console.log(a)
var a

let b = a
console.log(b)
